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      1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef PPAPI_CPP_DEV_SELECTION_DEV_H_
      6 #define PPAPI_CPP_DEV_SELECTION_DEV_H_
      7 
      8 #include "ppapi/c/dev/ppp_selection_dev.h"
      9 #include "ppapi/cpp/instance_handle.h"
     10 
     11 namespace pp {
     12 
     13 class Var;
     14 
     15 // This class allows you to associate the PPP_Selection_Dev C-based interface
     16 // with an object. It registers as the global handler for handling the
     17 // PPP_Selection_Dev interface that the browser calls.
     18 //
     19 // You would typically use this either via inheritance on your instance:
     20 //   class MyInstance : public pp::Instance, public pp::Selection_Dev {
     21 //     class MyInstance() : pp::Selection_Dev(this) {
     22 //     }
     23 //     ...
     24 //   };
     25 //
     26 // or by composition:
     27 //   class MySelection : public pp::Selection_Dev {
     28 //     ...
     29 //   };
     30 //
     31 //   class MyInstance : public pp::Instance {
     32 //     MyInstance() : selection_(this) {
     33 //     }
     34 //
     35 //     MySelection selection_;
     36 //   };
     37 class Selection_Dev {
     38  public:
     39   explicit Selection_Dev(Instance* instance);
     40   virtual ~Selection_Dev();
     41 
     42   // PPP_Selection_Dev functions exposed as virtual functions for you to
     43   // override.
     44   virtual Var GetSelectedText(bool html) = 0;
     45 
     46  private:
     47   InstanceHandle associated_instance_;
     48 };
     49 
     50 }  // namespace pp
     51 
     52 #endif  // PPAPI_CPP_DEV_SELECTION_DEV_H_
     53